Check all the equations that are examples of joint variation. A) a = 3bc

B) r=2q

C) v=at

D) L=4/mn

E) w=0.25xyz

Select all above that apply.

Gillian purchased 25 books at the library book sale. Each hardcover book cost $1.50, and each paperback book cost $0.50. Gillian spent a total of $26.50. The book costs can be represented by the system of equations below. h + p = 25 1.50h + 0.

A paperback book company charges $6 for each paperback book plus $4 for shipping and handling per order. What would be the total cost for 3 books?

A cars company sells require a down payment of $2000 and 48 monthly payments. The contract amount for any of the cars is at least $19,940. What is the amount of the monthly payment? (To the nearest whole dollar)

A house is for sale at $36500. A down payment of $85000 is made and leaves a monthly mortgage payment of $2180. The annual tax bill is $3450 and annual heating costs are estimated to be $2000. Telepjome and internet will cost $125 per month.

A recipie calls for 2 2/4 cups of raisins, but julie only has a 1/4 cup measuring cup. How many 1/4 cups does julie need to measure out of 2 2/4 cups of raisins?

Por que es importante que los científicos desarrollen una forma de hacer los tejidos que se han construido en el sistema de suministro de sangre

5{-3.4k-7} + {3k+21}

How do u solve 131 + 16x = - 331 + 5x

What is 27 divided by 9?

A researcher believes that headaches can be relieved by drinking water flavored by mint leaves. So the researcher asks a group at the hospital to participate in a study in which the researcher gives half of the participants in the study just plain